ENGLISH-42
Setting the option switch and function of the keys
3. Press K1 or K2 on the outdoor unit PCB to run the test mode and stop.
KEY
KEY operation
7-segment display
7-segment display
KEY (K1~K4)
K1
Press once : Heating test run
" " " " "BLANK" "BLANK"
Press twice : Defrost test run
" " " " "BLANK" "BLANK"
Press 3times : Finishing test mode
-
K2
Press once : Cooling test run
(Heating Only : skip)
" " " " "BLANK" "BLANK"
Press twice : Output signal test run
" " " " "BLANK" "BLANK"
Press 3 times : Finishing test mode
-
K3
Reset
-
K4
View mode
Refer to View mode display
4. View Mode : When the K4 switch is pressed, you can see information about our system state as below.
Number of
press
Display contents
Display
Units
Segment 1
Segment 2
Segment 3
Segment 4
0
Communication State
10s digit of Tx
1s digit of Tx
10s digit of Rx
1s digit of Rx
-
1
Order frequency
1
100s digit
10s digit
1s digit
Hz
2
Current frequency
2
100s digit
10s digit
1s digit
Hz
3
Pump output
3
100s digit
10s digit
1s digit
%
4
Outdoor air sensor
4
+/-
10s digit
1s digit
°C
5
Discharge sensor
5
100s digit
10s digit
1s digit
°C
6
Eva in sensor
6
+/-
10s digit
1s digit
°C
7
Inlet water sensor
7
+/-
10s digit
1s digit
°C
8
Outlet water sensor
8
+/-
10s digit
1s digit
°C
9
Cond sensor
9
+/-
10s digit
1s digit
°C
10
Current
A
10s digit
1s digit
First decimal
A
11
Fan RPM
B
1000s digit
100s digit
10s digit
rpm
12
Target discharge
temperature
C
100s digit
10s digit
1s digit
°C
13
EEV
D
1000s digit
100s digit
10s digit
step